Windows Mobile 6.5 c++ -确定互联网连接

Windows Mobile 6.5 C++ - Determining internet connection

本文关键字：互联网连接 c++ Mobile Windows 更新时间：2023-10-16

我的应用程序需要每30分钟发送一些数据包，但我不想通过GPRS/EDGE等收费服务发送…我想只在WiFi/ActiveSync UP时发送。

我怎么知道:

目前使用Wifi作为网络
目前有GPRS/EDGE/UMTS…用作网络
当前正在使用活动同步

已解决

好的，发现工作:

void TEST()
{
  CONNMGR_CONNECTION_DETAILED_STATUS *StatusBuffer;
  CONNMGR_CONNECTION_DETAILED_STATUS *StatusBufferTemp;
  DWORD               pcbBufferSize = 0;
  ConnMgrQueryDetailedStatus(NULL, &pcbBufferSize);
  StatusBuffer = (CONNMGR_CONNECTION_DETAILED_STATUS *)new BYTE[pcbBufferSize];
  ConnMgrQueryDetailedStatus(StatusBuffer, &pcbBufferSize);
  StatusBufferTemp = StatusBuffer;
  while(StatusBufferTemp != NULL)
  {
    if(StatusBufferTemp->dwConnectionStatus == CONNMGR_STATUS_CONNECTED)
    {
      if(StatusBufferTemp->dwType == CM_CONNTYPE_NIC)
      {
        switch(StatusBufferTemp->dwSubtype)
        {
         case CM_CONNSUBTYPE_NIC_WIFI :
          MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_NIC_WIFI"),MB_OK);
          break;
          case CM_CONNSUBTYPE_NIC_ETHERNET :
          break;
        }
      }
      if(StatusBufferTemp->dwType == CM_CONNTYPE_CELLULAR)
      {
        switch(StatusBufferTemp->dwSubtype)
        {
        case CM_CONNSUBTYPE_CELLULAR_CSD :
          break;
        case CM_CONNSUBTYPE_CELLULAR_GPRS :
          MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_CELLULAR_GPRS"),MB_OK);
          break;
        case CM_CONNSUBTYPE_CELLULAR_1XRTT :
          MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_CELLULAR_1XRTT"),MB_OK);
          break;
        case CM_CONNSUBTYPE_CELLULAR_1XEVDO :
          MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_CELLULAR_1XEVDO"),MB_OK);
          break;
        case CM_CONNSUBTYPE_CELLULAR_1XEVDV :
          break;
        case CM_CONNSUBTYPE_CELLULAR_EDGE :
        MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_CELLULAR_EDGE"),MB_OK);
          break;
        case CM_CONNSUBTYPE_CELLULAR_UMTS :
            MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_CELLULAR_UMTS"),MB_OK);
          break;
        case CM_CONNSUBTYPE_CELLULAR_VOICE :
          MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_CELLULAR_VOICE"),MB_OK);
          break;
        case CM_CONNSUBTYPE_CELLULAR_PTT :
          break;
        case CM_CONNSUBTYPE_CELLULAR_HSDPA :
            MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_CELLULAR_HSDPA"),MB_OK);
            break;
        }
      }
      if(StatusBufferTemp->dwType == CM_CONNTYPE_PROXY)
      {
        switch(StatusBufferTemp->dwSubtype)
        {
        case CM_CONNSUBTYPE_PROXY_WAP :
          MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_PROXY_WAP"),MB_OK);
          break;
        case CM_CONNSUBTYPE_PROXY_HTTP :
         MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_PROXY_HTTP"),MB_OK);
          break;
        }
      }
      if(StatusBufferTemp->dwType == CM_CONNTYPE_PC)
      {
        switch(StatusBufferTemp->dwSubtype)
        {
        case CM_CONNSUBTYPE_PC_DESKTOPPASSTHROUGH :
          MessageBox(0,TEXT(""),_T("CM_CONNSUBTYPE_PC_DESKTOPPASSTHROUGH"),MB_OK);
          break;
        case CM_CONNSUBTYPE_PC_UNKNOWN :
          break;
        }
      }
    }
    StatusBufferTemp = StatusBufferTemp->pNext;
  }
  delete StatusBuffer; 
}